Page 101 - GRIHA Manual Volume V - Introduction to National Rating System
P. 101
94 Griha Manual: Volume 5
Possible errors
1. filtration system details may be missing.
2. filters must be adequate depending on the catchment area. for harvesting rain from
parking areas and roads (areas with high oil and grease content), filter selection may not be
adequate.
3. recharging structures may be close to septic tank/imhoff tank, which may lead to
contamination of recharged water.
Point allocation
two points should be awarded if the surplus harvested rainwater is being recharged with adequate
filtration systems in place.
Possible errors
1. filtration system details may be missing.
2. filters must be adequate depending on the catchment area. for harvesting rain from
parking areas and roads (areas with high oil and grease content), filter selection may not be
adequate.
3. recharging structures may be close to septic tank/imhoff tank, which may lead to
contamination of recharged water.
Point allocation
two points should be awarded if the surplus harvested rainwater is being recharged with adequate
filtration systems in place.
